function setEqualHeight(columns){
	var tallestcolumn=0;
	columns.each(
		function(){
			currentHeight=$(this).height();
			if (currentHeight>tallestcolumn){
				tallestcolumn=currentHeight;
			}
		}
	);
	columns.height(tallestcolumn);	
}
$(document).ready(function() {
setEqualHeight($("#sidebarL, #sidebarR, #content"));
});